<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <style>
        .big{
            width: 200px;
            height: 200px;
            background: pink;
        }

        .small{
            width: 100px;
            height: 100px;
            background: blue;
        }

        ul{
            list-style: none
        }

        .baba{
            width: 300px;
            height: 300px;
            border-radius: 300px
        }
    </style>
</head>
<body>
    

    <div class="big">
        <div class="small">
            <ul>
                <li>人无横财不富</li>
                <li>马无夜草不肥</li>
                <li>食无饺子不香</li>
                <li>家无嫂子不美</li>
            </ul>
        </div>
    </div>
    


    <div class="baba">
        <input type="submit" value="老母鸡">
    </div>
</body>
</html>
